[enh] Update php-fpm

conf/php-fpm.conf

@@ -1,7 +1,7 @@
 ; Start a new pool named 'www'.
 ; the variable $pool can we used in any directive and will be replaced by the
 ; pool name ('www' here)
-[YNH_WWW_APP]
+[__NAMETOCHANGE__]
 
 ; Per pool prefix
 ; It only applies on the following directives:
@@ -16,6 +16,12 @@
 ; Default Value: none
 ;prefix = /path/to/pools/$pool
 
+; Unix user/group of processes
+; Note: The user is mandatory. If the group is not set, the default user's group
+;       will be used.
+user = __USER__
+group = __USER__
+
 ; The address on which to accept FastCGI requests.
 ; Valid syntaxes are:
 ;   'ip.add.re.ss:port'    - to listen on a TCP socket to a specific address on
@@ -24,11 +30,20 @@
 ;                            specific port;
 ;   '/path/to/unix/socket' - to listen on a unix socket.
 ; Note: This value is mandatory.
-listen = /var/run/php5-fpm-YNH_WWW_APP.sock
+listen = /var/run/php5-fpm-__NAMETOCHANGE__.sock
 
 ; Set listen(2) backlog. A value of '-1' means unlimited.
 ; Default Value: 128 (-1 on FreeBSD and OpenBSD)
-;listen.backlog = -1
+;listen.backlog = 128
+
+; Set permissions for unix socket, if one is used. In Linux, read/write
+; permissions must be set in order to allow connections from a web server. Many
+; BSD-derived systems allow connections regardless of permissions. 
+; Default Values: user and group are set as the running user
+;                 mode is set to 0660
+listen.owner = www-data
+listen.group = www-data
+;listen.mode = 0660
  
 ; List of ipv4 addresses of FastCGI clients which are allowed to connect.
 ; Equivalent to the FCGI_WEB_SERVER_ADDRS environment variable in the original
@@ -38,26 +53,20 @@ listen = /var/run/php5-fpm-YNH_WWW_APP.sock
 ; Default Value: any
 ;listen.allowed_clients = 127.0.0.1
 
-; Set permissions for unix socket, if one is used. In Linux, read/write
+; Specify the nice(2) priority to apply to the pool processes (only if set)
-; permissions must be set in order to allow connections from a web server. Many
+; The value can vary from -19 (highest priority) to 20 (lower priority)
-; BSD-derived systems allow connections regardless of permissions.
+; Note: - It will only work if the FPM master process is launched as root
-; Default Values: user and group are set as the running user
+;       - The pool processes will inherit the master process priority
-;                 mode is set to 0666
+;         unless it specified otherwise
-listen.owner = www-data
+; Default Value: no set
-listen.group = www-data
+; priority = -19
-listen.mode = 0600
-
-; Unix user/group of processes
-; Note: The user is mandatory. If the group is not set, the default user's group
-;       will be used.
-user = www-data
-group = www-data
 
 ; Choose how the process manager will control the number of child processes.
 ; Possible Values:
 ;   static  - a fixed number (pm.max_children) of child processes;
 ;   dynamic - the number of child processes are set dynamically based on the
-;             following directives:
+;             following directives. With this process management, there will be
+;             always at least 1 children.
 ;             pm.max_children      - the maximum number of children that can
 ;                                    be alive at the same time.
 ;             pm.start_servers     - the number of children created on startup.
@@ -69,33 +78,45 @@ group = www-data
 ;                                    state (waiting to process). If the number
 ;                                    of 'idle' processes is greater than this
 ;                                    number then some children will be killed.
+;  ondemand - no children are created at startup. Children will be forked when
+;             new requests will connect. The following parameter are used:
+;             pm.max_children           - the maximum number of children that
+;                                         can be alive at the same time.
+;             pm.process_idle_timeout   - The number of seconds after which
+;                                         an idle process will be killed.
 ; Note: This value is mandatory.
 pm = dynamic
 
 ; The number of child processes to be created when pm is set to 'static' and the
-; maximum number of child processes to be created when pm is set to 'dynamic'.
+; maximum number of child processes when pm is set to 'dynamic' or 'ondemand'.
 ; This value sets the limit on the number of simultaneous requests that will be
 ; served. Equivalent to the ApacheMaxClients directive with mpm_prefork.
 ; Equivalent to the PHP_FCGI_CHILDREN environment variable in the original PHP
-; CGI.
+; CGI. The below defaults are based on a server without much resources. Don't
-; Note: Used when pm is set to either 'static' or 'dynamic'
+; forget to tweak pm.* to fit your needs.
+; Note: Used when pm is set to 'static', 'dynamic' or 'ondemand'
 ; Note: This value is mandatory.
-pm.max_children = 6
+pm.max_children = 10
 
 ; The number of child processes created on startup.
 ; Note: Used only when pm is set to 'dynamic'
 ; Default Value: min_spare_servers + (max_spare_servers - min_spare_servers) / 2
-pm.start_servers = 3
+pm.start_servers = 2
 
 ; The desired minimum number of idle server processes.
 ; Note: Used only when pm is set to 'dynamic'
 ; Note: Mandatory when pm is set to 'dynamic'
-pm.min_spare_servers = 3
+pm.min_spare_servers = 1
 
 ; The desired maximum number of idle server processes.
 ; Note: Used only when pm is set to 'dynamic'
 ; Note: Mandatory when pm is set to 'dynamic'
-pm.max_spare_servers = 5
+pm.max_spare_servers = 3
+
+; The number of seconds after which an idle process will be killed.
+; Note: Used only when pm is set to 'ondemand'
+; Default Value: 10s
+;pm.process_idle_timeout = 10s;
  
 ; The number of requests each child process should execute before respawning.
 ; This can be useful to work around memory leaks in 3rd party libraries. For
@@ -104,38 +125,103 @@ pm.max_spare_servers = 5
 pm.max_requests = 500
 
 ; The URI to view the FPM status page. If this value is not set, no URI will be
-; recognized as a status page. By default, the status page shows the following
+; recognized as a status page. It shows the following informations:
-; information:
-;   accepted conn        - the number of request accepted by the pool;
 ;   pool                 - the name of the pool;
-;   process manager      - static or dynamic;
+;   process manager      - static, dynamic or ondemand;
+;   start time           - the date and time FPM has started;
+;   start since          - number of seconds since FPM has started;
+;   accepted conn        - the number of request accepted by the pool;
+;   listen queue         - the number of request in the queue of pending
+;                          connections (see backlog in listen(2));
+;   max listen queue     - the maximum number of requests in the queue
+;                          of pending connections since FPM has started;
+;   listen queue len     - the size of the socket queue of pending connections;
 ;   idle processes       - the number of idle processes;
 ;   active processes     - the number of active processes;
-;   total processes      - the number of idle + active processes.
+;   total processes      - the number of idle + active processes;
+;   max active processes - the maximum number of active processes since FPM
+;                          has started;
 ;   max children reached - number of times, the process limit has been reached,
 ;                          when pm tries to start more children (works only for
-;                          pm 'dynamic')
+;                          pm 'dynamic' and 'ondemand');
-; The values of 'idle processes', 'active processes' and 'total processes' are
+; Value are updated in real time.
-; updated each second. The value of 'accepted conn' is updated in real time.
 ; Example output:
-;   accepted conn:        12073
 ;   pool:                 www
 ;   process manager:      static
-;   idle processes:       35
+;   start time:           01/Jul/2011:17:53:49 +0200
-;   active processes:     65
+;   start since:          62636
-;   total processes:      100
+;   accepted conn:        190460
-;   max children reached: 1
+;   listen queue:         0
+;   max listen queue:     1
+;   listen queue len:     42
+;   idle processes:       4
+;   active processes:     11
+;   total processes:      15
+;   max active processes: 12
+;   max children reached: 0
+;
 ; By default the status page output is formatted as text/plain. Passing either
-; 'html' or 'json' as a query string will return the corresponding output
+; 'html', 'xml' or 'json' in the query string will return the corresponding
-; syntax. Example:
+; output syntax. Example:
 ;   http://www.foo.bar/status
 ;   http://www.foo.bar/status?json
 ;   http://www.foo.bar/status?html
+;   http://www.foo.bar/status?xml
+;
+; By default the status page only outputs short status. Passing 'full' in the
+; query string will also return status for each pool process.
+; Example: 
+;   http://www.foo.bar/status?full
+;   http://www.foo.bar/status?json&full
+;   http://www.foo.bar/status?html&full
+;   http://www.foo.bar/status?xml&full
+; The Full status returns for each process:
+;   pid                  - the PID of the process;
+;   state                - the state of the process (Idle, Running, ...);
+;   start time           - the date and time the process has started;
+;   start since          - the number of seconds since the process has started;
+;   requests             - the number of requests the process has served;
+;   request duration     - the duration in µs of the requests;
+;   request method       - the request method (GET, POST, ...);
+;   request URI          - the request URI with the query string;
+;   content length       - the content length of the request (only with POST);
+;   user                 - the user (PHP_AUTH_USER) (or '-' if not set);
+;   script               - the main script called (or '-' if not set);
+;   last request cpu     - the %cpu the last request consumed
+;                          it's always 0 if the process is not in Idle state
+;                          because CPU calculation is done when the request
+;                          processing has terminated;
+;   last request memory  - the max amount of memory the last request consumed
+;                          it's always 0 if the process is not in Idle state
+;                          because memory calculation is done when the request
+;                          processing has terminated;
+; If the process is in Idle state, then informations are related to the
+; last request the process has served. Otherwise informations are related to
+; the current request being served.
+; Example output:
+;   ************************
+;   pid:                  31330
+;   state:                Running
+;   start time:           01/Jul/2011:17:53:49 +0200
+;   start since:          63087
+;   requests:             12808
+;   request duration:     1250261
+;   request method:       GET
+;   request URI:          /test_mem.php?N=10000
+;   content length:       0
+;   user:                 -
+;   script:               /home/fat/web/docs/php/test_mem.php
+;   last request cpu:     0.00
+;   last request memory:  0
+;
+; Note: There is a real-time FPM status monitoring sample web page available
+;       It's available in: ${prefix}/share/fpm/status.html
+;
 ; Note: The value must start with a leading slash (/). The value can be
 ;       anything, but it may not be a good idea to use the .php extension or it
 ;       may conflict with a real PHP file.
 ; Default Value: not set
-pm.status_path = /fpm-status
+;pm.status_path = /status
 
 ; The ping URI to call the monitoring page of FPM. If this value is not set, no
 ; URI will be recognized as a ping page. This could be used to test from outside
@@ -147,19 +233,76 @@ pm.status_path = /fpm-status
 ;       anything, but it may not be a good idea to use the .php extension or it
 ;       may conflict with a real PHP file.
 ; Default Value: not set
-ping.path = /ping
+;ping.path = /ping
 
 ; This directive may be used to customize the response of a ping request. The
 ; response is formatted as text/plain with a 200 response code.
 ; Default Value: pong
 ;ping.response = pong
 
-; The timeout for serving a single request after which the worker process will
+; The access log file
-; be killed. This option should be used when the 'max_execution_time' ini option
+; Default: not set
-; does not stop script execution for some reason. A value of '0' means 'off'.
+;access.log = log/$pool.access.log
-; Available units: s(econds)(default), m(inutes), h(ours), or d(ays)
+
-; Default Value: 0
+; The access log format.
-request_terminate_timeout = 120s
+; The following syntax is allowed
+;  %%: the '%' character
+;  %C: %CPU used by the request
+;      it can accept the following format:
+;      - %{user}C for user CPU only
+;      - %{system}C for system CPU only
+;      - %{total}C  for user + system CPU (default)
+;  %d: time taken to serve the request
+;      it can accept the following format:
+;      - %{seconds}d (default)
+;      - %{miliseconds}d
+;      - %{mili}d
+;      - %{microseconds}d
+;      - %{micro}d
+;  %e: an environment variable (same as $_ENV or $_SERVER)
+;      it must be associated with embraces to specify the name of the env
+;      variable. Some exemples:
+;      - server specifics like: %{REQUEST_METHOD}e or %{SERVER_PROTOCOL}e
+;      - HTTP headers like: %{HTTP_HOST}e or %{HTTP_USER_AGENT}e
+;  %f: script filename
+;  %l: content-length of the request (for POST request only)
+;  %m: request method
+;  %M: peak of memory allocated by PHP
+;      it can accept the following format:
+;      - %{bytes}M (default)
+;      - %{kilobytes}M
+;      - %{kilo}M
+;      - %{megabytes}M
+;      - %{mega}M
+;  %n: pool name
+;  %o: ouput header
+;      it must be associated with embraces to specify the name of the header:
+;      - %{Content-Type}o
+;      - %{X-Powered-By}o
+;      - %{Transfert-Encoding}o
+;      - ....
+;  %p: PID of the child that serviced the request
+;  %P: PID of the parent of the child that serviced the request
+;  %q: the query string 
+;  %Q: the '?' character if query string exists
+;  %r: the request URI (without the query string, see %q and %Q)
+;  %R: remote IP address
+;  %s: status (response code)
+;  %t: server time the request was received
+;      it can accept a strftime(3) format:
+;      %d/%b/%Y:%H:%M:%S %z (default)
+;  %T: time the log has been written (the request has finished)
+;      it can accept a strftime(3) format:
+;      %d/%b/%Y:%H:%M:%S %z (default)
+;  %u: remote user
+;
+; Default: "%R - %u %t \"%m %r\" %s"
+;access.format = "%R - %u %t \"%m %r%Q%q\" %s %f %{mili}d %{kilo}M %C%%"
+ 
+; The log file for slow requests
+; Default Value: not set
+; Note: slowlog is mandatory if request_slowlog_timeout is set
+slowlog = /var/log/nginx/__NAMETOCHANGE__.slow.log
  
 ; The timeout for serving a single request after which a PHP backtrace will be
 ; dumped to the 'slowlog' file. A value of '0s' means 'off'.
@@ -167,19 +310,21 @@ request_terminate_timeout = 120s
 ; Default Value: 0
 request_slowlog_timeout = 5s
  
-; The log file for slow requests
+; The timeout for serving a single request after which the worker process will
-; Default Value: not set
+; be killed. This option should be used when the 'max_execution_time' ini option
-; Note: slowlog is mandatory if request_slowlog_timeout is set
+; does not stop script execution for some reason. A value of '0' means 'off'.
-slowlog = /var/log/nginx/YNH_WWW_APP.slow.log
+; Available units: s(econds)(default), m(inutes), h(ours), or d(ays)
+; Default Value: 0
+request_terminate_timeout = 1d
  
 ; Set open file descriptor rlimit.
 ; Default Value: system defined value
-rlimit_files = 4096
+;rlimit_files = 1024
  
 ; Set max core size rlimit.
 ; Possible Values: 'unlimited' or an integer greater or equal to 0
 ; Default Value: system defined value
-rlimit_core = 0
+;rlimit_core = 0
  
 ; Chroot to this directory at the start. This value must be defined as an
 ; absolute path. When this value is not set, chroot is not used.
@@ -195,7 +340,7 @@ rlimit_core = 0
 ; Chdir to this directory at the start.
 ; Note: relative path can be used.
 ; Default Value: current directory or / when chroot
-chdir = /var/www/YNH_WWW_ALIAS
+chdir = __FINALPATH__
 
 ; Redirect worker stdout and stderr into main error log. If not set, stdout and
 ; stderr will be redirected to /dev/null according to FastCGI specs.
@@ -204,6 +349,14 @@ chdir = /var/www/YNH_WWW_ALIAS
 ; Default Value: no
 catch_workers_output = yes
 
+; Limits the extensions of the main script FPM will allow to parse. This can
+; prevent configuration mistakes on the web server side. You should only limit
+; FPM to .php extensions to prevent malicious users to use other extensions to
+; exectute php code.
+; Note: set an empty value to allow all extensions.
+; Default Value: .php
+;security.limit_extensions = .php .php3 .php4 .php5
+ 
 ; Pass environment variables like LD_LIBRARY_PATH. All $VARIABLEs are taken from
 ; the current environment.
 ; Default Value: clean env
@@ -237,15 +390,3 @@ catch_workers_output = yes
 ;php_admin_value[error_log] = /var/log/fpm-php.www.log
 ;php_admin_flag[log_errors] = on
 ;php_admin_value[memory_limit] = 32M
-
-# Common values to change to increase file upload limit
-;php_value[upload_max_filesize] = 50M
-;php_value[post_max_size] = 50M
-;php_value[mail.add_x_header] = Off
-
-# Other common parameters
-;php_value[max_execution_time] = 600
-;php_value[max_input_time] = 300
-;php_value[memory_limit] = 256M
-;php_value[short_open_tag] = On
-